Description : Mr. Sharma decided to walk down the escalator of a tube station. He found that if he walks down 26 steps, he requires 30 seconds to reach the bottom. However, if he steps down 34 stairs he would only ... time he steps off the last step at the bottom, find out the height of the stair way in steps?
Last Answer : Answer: 46 steps.
Description : For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the (A) Square of the radial distance (B) Radial distance linearly (C) Inverse of the radial distance (D) Elevation along vertical direction
Last Answer : (A) Square of the radial distance
Description : When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure (A) Varies as the square of the radial distance B) Increases linearly as ... as the square of the radial distance (D) Decreases as the square of the radial distance
Last Answer : Answer: Option A
Description : The horizontal portion of a step in a stairs case, is known as (A) Rise (B) Flight (C) Winder (D) Tread
Last Answer : Answer: Option D
Description : Width of a rotary round should be equal to (A) Twice the width of narrowest radial road (B) Width of the widest road (C) Width of the widest road plus the width of one lane (D) Width of the widest road plus 2 metres
Last Answer : Answer: Option C
Description : In satellite communications, what means of attitude control is using the angular momentum of the spinning body to provide the roll and yaw stabilization? A. Spin stabilization B. Radial stabilization C. Three-axis stabilization D. Station keeping
Last Answer : A. Spin stabilization
Description : Find the number of radial and angular nodes in 3d subshell?
Last Answer : Ans. Zero-angular node as well as radial nodes.
Description : Angular contact bearing can take thrust as well as radial loads. (a) True (b) False
Last Answer : (a) True
Description : Deep groove ball bearings are used for (a) heavy thrust load only (b) the small angular displacement of shafts (c) radial load at high speed (d) combined thrust and radial loads at high speed
Last Answer : (d) combined thrust and radial loads at high speed
Description : Match List I with List II and select the : [IES-2002] List I (Bearings) List II (Load type) A. Hydrodynamic Journal bearing 1. High radial and thrust load combined B. Rectangular Hydrostatic bearing 2. Radial load only C. Taper Roller ... (a) 2 3 1 4 (b) 4 1 3 2 (c) 2 1 3 4 (d) 4 3 1 2
Last Answer : (a) 2 3 1 4
Description : Angular contact bearing can take thrust as well as radial loads. a) True b) False
Last Answer : a) True
Description : If a linear traverse follows a sharp curve round a large lake where it is difficult to have long legs, the accuracy of the traverse may be improved by (A) Taking short legs (B) Making ... (C) Making a subsidiary traverse to determine the length of a long leg (D) All the above
Last Answer : (C) Making a subsidiary traverse to determine the length of a long leg
Description : The angle of internal friction is maximum for (A) angular-grained loose sand (B) angular-grained dense sand (C) round-grained dense sand (D) round-grained loose sand
Last Answer : Answer: Option B
Description : The angle of internal friction, is least for (A) Angular-grained loose sand (B) Angular -grained dense sand (C) Round-grained loose sand (D) Clays
Description : For the improvement of work ability of concrete , the shape of aggregate recommended is (a) Irregular (b) Angular (c) Round (d) Flaky
Last Answer : (c) Round
Description : For attaining maximum efficiency, a Francis turbine runner is so designed as to result in radial discharge at exit. This is done by : a) Providing runner vane angle at inlet as 90o b) Providing ... 90o d) Designing for absolute velocity at outlet to be inclined at 90o to direction of vane there
Last Answer : d) Designing for absolute velocity at outlet to be inclined at 90o to direction of vane there
Description : Pick up the correct statement from the following: (A) Phase of a wave is expressed as a fraction of a period with respect to a reference (B) Phase is usually specified by angular measure with ... from the previous passage through zero from the negative to the positive direction (D) All of these
Description : Is the changing angular diameter of the sun cyclical?
Last Answer : Yes
Description : For orientation of a plane table with three points A, B and C, Bessel's drill is (A) Align B through A and draw a ray towards C, align A through B and draw A ray towards C, finally ... the third point, which is sighted through the point of intersection of previously drawn rays in the final step.
Last Answer : (D) In the first two steps any two of the points may be used and a ray drawn towards the third point, which is sighted through the point of intersection of previously drawn rays in the final step.
Description : A ball tied with a string to a rotating shaft revolves at uniform speed. As the shaft is suddenly brought to rest, the string starts getting round the shaft with the angular velocity of the ball (a) increasing (b) decreasing (c) remaining constant (d) becoming zero
Last Answer : Ans:(a)
Description : When the interconnector between two stations has large reactance (a) the transfer of power will take place with voltage fluctuation and noise (b) the transfer of power will take place with least loss ... out of step be¬cause of large angular displacement between the stations (d) none of the above
Last Answer : (c) the stations will fall out of step be¬cause of large angular displacement between the stations
Description : For stairs spanning horizontally, the minimum waist provided is (A) 4 cm (B) 6 cm (C) 8 cm (D) 12 cm
Description : For stairs spanning l metres longitudinally between supports at the bottom and top of a flight carrying a load w per unit horizontal area, the maximum bending moment per metre width, is (A) wl²/4 (B) wl²/8 (C) wl²/12 (D) wl²/16
Description : If longitudinally spanning stairs are casted along with their landings, the maximum bending moment per metre width, is taken as (A) wl²/4 (B) wl²/8 (C) wl²/10 (D) wl²/12
Description : A very comfortable type of stairs is (A) Straight (B) Dog legged (C) Geometrical (D) Open newel
Description : Pick up the incorrect statement from the following: (A) In dog-legged stairs, no space between its flights is provided (B) In open newel stair, a rectangular well is provided (C) In ... forward and backward flights, is provided (D) In geometrical stair, two quarter space landing is provided
Description : Minimum width of landing should be (A) Equal to width of stairs (B) Half the width of stairs (C) Twice the width of stairs (D) One fourth the width of stairs
Description : The service area in a building means the area occupied by (A) Stairs (B) Toilets (C) Light and shafts (D) All the above
Last Answer : Option D
Description : A journal bearing is a ______ contact bearing working on the hydrodynamic lubrication and which supports load in____ direction. a) Sliding, Axial b) Rolling, Radial c) Sliding, Radial d) Rolling, Axial
Last Answer : c) Sliding, Radial
Description : In an ideal tubular-flow reactor (A) There is no mixing in longitudinal direction (B) Mixing takes place in radial direction (C) There is a uniform velocity across the radius (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Pick out the wrong statement. (A) The vessel dispersion number (D/UL) for plug flow and mixed flow approaches zero and infinity respectively (B) Space time in a flow reactor is a ... ideal tubular flow reactor, mixing takes place in radial direction and there is no mixing in longitudinal direction
Last Answer : (C) Mixed reactor is always smaller than the plug flow reactor for all positive reaction orders for a particular duty
Description : It is a measure of the microwave power radiated from an antenna as a function of angular direction from the antenna axis. A. Antenna pattern B. Polarization C. Beamwidth D. Sidelobes
Last Answer : C. Beamwidth
Description : Tandem disc Harrow is a disc Harrow comprising of four gangs in which each gang can be angle in… direction. a. Angular c. Parallel b. Opposite. d. Perpendicular
Last Answer : Opposite
Description : You are sitting in a frictionless barber chair. The barber decides to have some fun with you, so he spins the chair. As you spin, you find that you can slow down by extending your ... increased your angular momentum y) increased your moment of inertia z) changed the direction of the momentum vector
Last Answer : ANSWER: Y --INCREASED YOUR MOMENT OF INERTIA
Description : The orbital angular momemtum quantum number indicates which one of the following? w) the average distance of the electrons from the nucleus x) the direction of spin of the electron y) the shape of the orbital z) the position about the three axes in space of the orbital
Last Answer : ANSWER: Y -- THE SHAPE OF THE ORBITAL
Description : I've got some big (life changing) changes to be made..coming up, what was the "biggest step" that you've ever made?
Last Answer : answer:So far, my biggest step was moving away from home at 18 and living on my own. I moved to a city about 6 hours away from my parent's and I didn't know anyone. I only got homesick ... terrified. Never happened again after that though. It was the best decision ever. Btw, good luck to you. :)
Description : What is the first step when changing a hydraulic filter?
Last Answer : Read this blog post to learn the proper filter element change out ... We have compiled a step-by-step guide to minimize contamination .
Description : The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: (A) Radial shakes (B) Heart shakes (C) Wind cracks (D) Twisted fib
Description : The cracks which extend from bark towards the sap wood in the cross section of a tree, are called (A) Radial shakes (B) Star shakes (C) Heart shakes (D) Cup shakes
Description : The four major water supply distribution systems, are (A) Dead end, tree, grid iron and reticulation (B) Dead end, tree, grid iron and circular (C) Tree, grid iron, ring and radial (D) Tree, reticulation, circular and ring
Last Answer : (C) Tree, grid iron, ring and radial
Description : For a city developed haphazardly, the layout of distribution pipes preferred to, is (A) Ring system (B) Radial system (C) Grid iron system (D) Dead end system
Last Answer : (D) Dead end system
Description : Pick up the correct statement from the following regarding radial flow centrifugal pumps: (A) These are provided with volute type or turbine type casings (B) In involute type of radial flow ... centrifugal pump, is always higher than that of volute type (D) All the above
Last Answer : (D) All the above
Description : Derivation of Thiem's formula Q = 2 (s1 - s2)/2.3 log10 (r2/r1) is based on the assumption (A) The aquifer is homogeneous, isotropic and of infinite depth and area (B) The well is sunk ... (C) The flow lines are radial and horizontal, and the flow is laminar (D) All the above
Description : Pick up the incorrect statement from the following: (A) The flow in strainer type wells is radial (B) The flow in cavity type wells in spherical (C) In strainer type wells, area of flow ... pipe (D) In cavity type wells, area of flow depends upon the size of the cavity
Last Answer : (C) In strainer type wells, area of flow depends upon the length of the strainer pipe
Description : With usual notations, the expression V²/gR represents (A) Centrifugal force (B) Centrifugal ratio (C) Super elevation (D) Radial acceleration
Last Answer : (B) Centrifugal ratio
Description : If the rate of gain of radial acceleration is 0.3 m per sec3 and full centrifugal ratio is developed. On the curve the ratio of the length of the transition curve of same radius on road and railway, is (A) 2.828 (B) 3.828 (C) 1.828 (D) 0.828
Last Answer : (A) 2.828
Description : The approximate formula for radial or perpendicular offsets from the tangent, is (A) x/2R (B) x²/2R (C) x/R (D) x²/R
Last Answer : (B) x²/2R
Description : For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is (A) 1 (B) 2 (C) 3 (D) 5
Description : is the load on a circular slab of radius , the maximum radial moment at the centre of the slab, is (A) WR²/16 (B) 2WR²/16 (C) 3WR²/16 (D) 5WR²/16
Description : If is the uniformly distributed load on a circular slab of radius fixed at its ends, the maximum positive radial moment at its centre, is (A) 3WR²/16 (B) 2WR²/16 (C) WR²/16 (D) None of these